Audio effect controller



FIG. 1 is a top plan view of the audio effect controller in accordancewith the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a right side elevational view thereof; the other side being amirror image except for the circular button on the left side; and,

FIG. 4 is a rear elevational view thereof.

The ornamental design for an audio effect controller, as shown anddescribed.